Chofu is generally considered very safe for solo female travelers. The crime rate is relatively low and locals are typically respectful and helpful. Public transportation is secure and efficient, which makes it easy to navigate around the city. The streets are well-lit and in case of emergency, police stations and conveniences stores which are open 24/7 are readily available. Nonetheless, similar to traveling anywhere, it's always good to maintain common sense security measures such as keeping belongings close and avoiding less crowded areas late at night.